Q.

Semi closed or totally closed slots are used in induction motors to

  • AImprove pull out torque
  • BIncrease pull out torque
  • CIncrease efficiency
  • DReduce magnetizing current and improve power factor
Correct Answer : (D)

Reduce magnetizing current and improve power factor

Hints :

Semi closed or totally closed slots are used in induction motors to reduce magnetizing current and improve power factor.

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